L. J. Boss Company is a fine jewelry store that specializes in the "hands on" aspect of the jewelry business. With a complete workshop on the premises, Mike and Allison are able to do all of the jewelry repairs and designing on site.  Using traditional methods, L. J. Boss Company is able to create handmade jewelry that will last for generations.  If you are looking for something that is truly unique, Mike will work with you to design and create a piece of jewelry to your exact specifications.  The custom design process will take your ideas from a sketch, to a wax model, and finally to a beautiful piece of finished jewelry!

Custom Design


L. J. Boss Company offers a diverse range of Custom Design services that allow you to be as involved as you want in the design process


This includes a sketch, wax carving, casting, setting stones, and finishing.


Choose from a large collection of colored stones and diamonds, or remount stones from an old item, to design a new piece of custom jewelry. 


At L. J. Boss Company you will have the help of a knowledgeable tradesman to walk you through the diamond buying experience.  Mike will familiarize you with the diamond grading system so that you can confidently choose your preferred combintaion of cut, color, clarity, and carat.


We have a beautiful selection of certified diamonds and ring mountings in stock to choose from, or you can work with Mike to design an original, one-of-a-kind ring.



Repairs and Appraisals

L. J. Boss Company offers expert jewelry and watch repair, as well as pearl and bead stringing, all done in our workshop.  Your valuables never leave our store.


Our appraisal service includes a written description, a current value, and a photograph.


We also provide free cleaning and inspection of your valuables.  We encourage you to stop by as often as possible for regular maintenance.



Come and visit us soon!


L. J. Boss Company​

One Gateway Center

420 Ft. Duquesne Blvd. #195

Pittsburgh, PA  15222

Tel: 412-391-0224
Fax: 412-391-1330

Tuesday - 10am - 6pm

Wednesday - 10am - 6pm

Thursday - 10am - 6pm

Friday - 10am - 4pm

Saturday - 10am - 4pm

Sunday - Closed

Monday - Closed


Our small, family run business makes it possible to give each customer the attention that they deserve.  Whether you are designing a unique engagement ring, restoring a treasured family heirloom, or simply having your rings cleaned​, every job is important to us.


In addition to making custom jewelry, the staff at Boss Jewelers prides themselves on excellent service, and are confident that they can handle your most intricate jewelry needs.


© 2023 by L. J. Boss Co. Proudly made by Allison

All jewelry & images by L. J. Boss Company>